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| author | Alex Deucher <alexander.deucher@amd.com> | 2013-07-08 11:35:06 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-07-08 17:40:20 -0400 |
| commit | 48783069350a2963e97696a3c3ed0a40cbe35210 (patch) | |
| tree | f2d75ed1954a444927bd263611df0c5d42926fb2 /drivers/gpu/drm/radeon/radeon.h | |
| parent | 66edc1c95d75d66b11f1d2e2332c0c27b3f89a77 (diff) | |
| download | lwn-48783069350a2963e97696a3c3ed0a40cbe35210.tar.gz lwn-48783069350a2963e97696a3c3ed0a40cbe35210.zip | |
drm/radeon/dpm: add checks against vblank time
If the vblank time is too short to adjust mclk,
assume multiple displays (no mclk adjustments).
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b4681313646c..9b7025d02cd0 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1678,6 +1678,7 @@ struct radeon_asic { void (*print_power_state)(struct radeon_device *rdev, struct radeon_ps *ps); void (*debugfs_print_current_performance_level)(struct radeon_device *rdev, struct seq_file *m); int (*force_performance_level)(struct radeon_device *rdev, enum radeon_dpm_forced_level level); + bool (*vblank_too_short)(struct radeon_device *rdev); } dpm; /* pageflipping */ struct { @@ -2446,6 +2447,7 @@ void radeon_ring_write(struct radeon_ring *ring, uint32_t v); #define radeon_dpm_print_power_state(rdev, ps) rdev->asic->dpm.print_power_state((rdev), (ps)) #define radeon_dpm_debugfs_print_current_performance_level(rdev, m) rdev->asic->dpm.debugfs_print_current_performance_level((rdev), (m)) #define radeon_dpm_force_performance_level(rdev, l) rdev->asic->dpm.force_performance_level((rdev), (l)) +#define radeon_dpm_vblank_too_short(rdev) rdev->asic->dpm.vblank_too_short((rdev)) /* Common functions */ /* AGP */ |